package com.ruoyi.framework.config;

import com.ruoyi.project.app.security.filter.AppJwtAuthenticationTokenFilter;
import com.ruoyi.project.app.security.handler.AuthenticationFailHandler;
import com.ruoyi.project.app.security.handler.LogoutHandler;
import com.ruoyi.project.app.security.service.AppUserDetailsServiceImpl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;

/**
 * spring security配置
 * 
 * @author ruoyi
 */
@EnableGlobalMethodSecurity(prePostEnabled = true, securedEnabled = true)
public class SecurityConfig extends WebSecurityConfigurerAdapter {
    /**
     * 自定义用户认证逻辑
     */
    @Autowired
    private AppUserDetailsServiceImpl appUserDetailsService;

    /**
     * 认证失败处理类
     */
    @Autowired
    private AuthenticationFailHandler authenticationFailHandler;

    /**
     * 登出处理类
     */
    @Autowired
    private LogoutHandler logoutHandler;

    /**
     * token认证过滤器
     */
    @Autowired
    private AppJwtAuthenticationTokenFilter appAuthenticationTokenFilter;

    @Override
    protected void configure(HttpSecurity httpSecurity) throws Exception {
        httpSecurity
                .antMatcher("/user/**")
                // CRSF禁用，因为不使用session
                .csrf().disable()
                .cors().disable()
                // 认证失败处理类
                .exceptionHandling().authenticationEntryPoint(authenticationFailHandler).and()
                // 基于token，所以不需要session
                .sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS).and()
                // 过滤请求
                .authorizeRequests()
                // 对于登录login 验证码captchaImage 允许匿名访问
                .antMatchers( "/user/**").permitAll()

                // 除上面外的所有请求全部需要鉴权认证
                .anyRequest().authenticated()
                .and()
                .headers().frameOptions().disable().
                and().headers().contentTypeOptions().disable();
        //退出登录处理器
       // httpSecurity.logout().logoutUrl("/sh/user/logout").logoutSuccessHandler(logoutHandler);
        // 添加JWT filter ，jwt用户认证
        httpSecurity.addFilterBefore(appAuthenticationTokenFilter, UsernamePasswordAuthenticationFilter.class);
    }

    @Bean
    public BCryptPasswordEncoder bCryptPasswordEncoder() {
        return new BCryptPasswordEncoder();
    }

    @Bean("appAuthenticationManager")
    @Override
    public AuthenticationManager authenticationManagerBean() throws Exception {
        return super.authenticationManagerBean();
    }
    /**
     * 强散列哈希加密实现
     */
    @Autowired
    public BCryptPasswordEncoder bCryptPasswordEncoder;

    /**
     * 身份认证接口
     */
    @Override
    protected void configure(AuthenticationManagerBuilder auth) throws Exception {
        auth.userDetailsService(appUserDetailsService).passwordEncoder(bCryptPasswordEncoder);
    }
}
